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Finding the Fourth Proportional to 118,177.60, 177,118.57 and 59,029.78

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Solution

The fourth proportional to 118,177.60, 177,118.57 and 59,029.78 is: 88,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,177.60 : 177,118.57 = 59,029.78 : x
  2. Step 2: Convert to fraction form
    118,177.60/177,118.57 = 59,029.78/x
  3. Step 3: Cross multiply
    118,177.60x = 177,118.57 × 59,029.78
  4. Step 4: Simplify right side
    118,177.60x = 10,455,270,221.01
  5. Step 5: Solve for x
    x = 10,455,270,221.01/118,177.60
  6. Step 6: Final answer
    x = 88,470.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.